<html>
  <body>
    <div>
      <table>
        <tr>
          <td>1.</td>
          <td>2.</td>
        </tr>
      </table>
    </div>

    <div tabindex="0">
      <table>
        <tr>
          <td>3.</td>
          <td>4.</td>
        </tr>
      </table>
    </div>
  </body>
</html>
